I've seen locks used at the CMSes of large news organizations. It's fine, but they all need a mechanism to kick out an editor who has an idle tab left open. For

I've seen locks used at the CMSes of large news organizations. It's fine, but they all need a mechanism to kick out an editor who has an idle tab left open. For my own small scale CMS, I just wrapped Google Docs and let them handle all the syncing headaches.